net.ontopia.topicmaps.schema.utils

Class TextValidationHandler

java.lang.Object

net.ontopia.topicmaps.schema.utils.TextValidationHandler

All Implemented Interfaces:

ValidationHandlerIF

public class TextValidationHandler
extends Object
implements ValidationHandlerIF

PUBLIC: Validation handler that writes error reports on each violation out to the given PrintStream. The default PrintStream is System.err.

Field Summary

Fields

Modifier and Type	Field and Description
protected PrintStream	err
protected int	errors

Constructor Summary

Constructors

Constructor and Description
TextValidationHandler() PUBLIC: Creates a validation handler that writes to System.err.
TextValidationHandler(PrintStream err) PUBLIC: Creates a validation handler that writes to the given PrintStream instance.

Method Summary

Modifier and Type	Method and Description
void	endValidation() PUBLIC: Called after the validation of an entire topic map.
protected String	getClassName(Object object)
protected TopicIF	getType(TopicIF topic)
protected String	printConstraint(ConstraintIF constraint)
protected void	printScope(Collection scope)
protected String	printTopic(TopicIF topic)
void	startValidation() PUBLIC: Called before the validation of an entire topic map begins.
void	violation(String message, TMObjectIF container, Object offender, ConstraintIF constraint) PUBLIC: Called when violations of the schema are discovered.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

err

protected PrintStream err

errors

protected int errors

Constructor Detail

TextValidationHandler

public TextValidationHandler()

PUBLIC: Creates a validation handler that writes to System.err.

TextValidationHandler

public TextValidationHandler(PrintStream err)

PUBLIC: Creates a validation handler that writes to the given PrintStream instance.

Method Detail

violation

public void violation(String message,
                      TMObjectIF container,
                      Object offender,
                      ConstraintIF constraint)

Description copied from interface: ValidationHandlerIF

PUBLIC: Called when violations of the schema are discovered.

Specified by:

violation in interface ValidationHandlerIF

Parameters:

message - A message describing the nature of the violation.

container - The container of the offending object.

offender - The object that violated the schema.

constraint - The constraint that was violated.

startValidation

public void startValidation()

Description copied from interface: ValidationHandlerIF

PUBLIC: Called before the validation of an entire topic map begins. When single topics or associations are validated this method is not called.

Specified by:

startValidation in interface ValidationHandlerIF

endValidation

public void endValidation()

Description copied from interface: ValidationHandlerIF

PUBLIC: Called after the validation of an entire topic map. When single topics or associations are validated this method is not called.

Specified by:

endValidation in interface ValidationHandlerIF

printScope

protected void printScope(Collection scope)

printTopic

protected String printTopic(TopicIF topic)

printConstraint

protected String printConstraint(ConstraintIF constraint)

getType

protected TopicIF getType(TopicIF topic)

getClassName

protected String getClassName(Object object)